//: typeinfo/Staff.java
package com.dozy.learn.typeinfo;

import java.util.*;

public class Staff extends ArrayList<Position> {
    public void add(String title, Person person) {
        add(new Position(title, person));
    }

    public void add(String... titles) {
        for (String title : titles)
            add(new Position(title));
    }

    public Staff(String... titles) {
        add(titles);
    }

    public boolean positionAvailable(String title) {
        for (Position position : this)
            if (position.getTitle().equals(title)
                    && position.getPerson() == Person.NULL)
                return true;
        return false;
    }

    public void fillPosition(String title, Person hire) {
        for (Position position : this)
            if (position.getTitle().equals(title)
                    && position.getPerson() == Person.NULL) {
                position.setPerson(hire);
                return;
            }
        throw new RuntimeException("Position " + title + " not available");
    }

    public static void main(String[] args) {
        Staff staff = new Staff("President", "CTO", "Marketing Manager",
                "Product Manager", "Project Lead", "Software Engineer",
                "Software Engineer", "Software Engineer", "Software Engineer",
                "Test Engineer", "Technical Writer");
        staff.fillPosition("President", new Person("Me", "Last",
                "The Top, Lonely At"));
        staff.fillPosition("Project Lead", new Person("Janet", "Planner",
                "The Burbs"));
        if (staff.positionAvailable("Software Engineer"))
            staff.fillPosition("Software Engineer", new Person("Bob", "Coder",
                    "Bright Light City"));
        System.out.println(staff);
    }
} /*
   * Output: [Position: President Person: Me Last The Top, Lonely At, Position:
   * CTO NullPerson, Position: Marketing Manager NullPerson, Position: Product
   * Manager NullPerson, Position: Project Lead Person: Janet Planner The Burbs,
   * Position: Software Engineer Person: Bob Coder Bright Light City, Position:
   * Software Engineer NullPerson, Position: Software Engineer NullPerson,
   * Position: Software Engineer NullPerson, Position: Test Engineer NullPerson,
   * Position: Technical Writer NullPerson]
   */// :~
